high cost高成本highadj.高的；高尚的；高级的；高度的；全盛的adv.高；奢侈地；音调高n.高水平；高气压；（麻醉品带来的）快感high-purity boracic acid高纯硼酸high salinity and chlorine高盐高氯high educational structure高等教育结构high/ultra-high speed高速／超高速high pressure modification高压变态High-quality manuscripts优质稿件high strength bridge steel高强度桥梁钢high speed data technology高速数据技术high - formwork supports高支模high efficiency deoxidiser高效脱氧剂